| Item | Part No. | Part Name | Qty | Serial No. |
| 20A-970-2102 | ARM ASS'Y | 10584- | ||
| 20A-970-2101 | ARM ASS'Y | 10001-10583 | ||
| 1 | \6\ | ARM,BREAKER | 10584- | |
| \6\ | ARM,BREAKER | 10001-10583 | ||
| 2 | 20A-70-11120 | BUSHING | 10001- | |
| 3 | 07145-00030 | SEAL,DUST | 10001- | |
| 4 | (20A-970-2211) | BREAKER | 10001- | |
| 5 | 21S-970-2120 | CHISEL | 10001- | |
| 6 | 21S-970-2150 | PLUG | 10001- | |
| 7 | 22J-70-11611 | BUSHING | 10001- | |
| 8 | 07145-00025 | SEAL,DUST | 10001- | |
| 9 | 01011-82050 | BOLT | 10001- | |
| 10 | 01011-82060 | BOLT | 10001- | |
| 11 | 01580-12016 | NUT | 10001- | |
| 12 | 21S-970-2620 | WASHER | 10001- | |
| 13 | 01643-32060 | WASHER | 10001- | |
| 14 | 21S-970-2860 | BRACKET | 10001- | |
| 15 | 01010-81020 | BOLT | 10001- | |
| 16 | 01643-31032 | WASHER | 10001- | |
| 17 | 22J-70-11181 | PIN | 10001- | |
| 18 | 07020-00000 | FITTING,GREASE | 10001- | |
| 19 | 22J-70-11270 | PIN | 10001- | |
| 20 | 07020-00000 | FITTING,GREASE | 10001- | |
| 21 | 22J-70-11550 | COLLAR | 10001- | |
| 22 | 01010-81020 | BOLT | 10001- | |
| 23 | 01643-31032 | WASHER | 10001- | |
| 24 | 20A-970-1630 | BRACKET | 10001- | |
| 25 | 20A-970-1640 | BRACKET | 10001- | |
| 26 | 01435-00816 | BOLT | 10001- | |
| 27 | 01435-00825 | BOLT | 10001- | |
| 28 | 21R-70-11380 | SPACER¤ 1.0MM | 10001- | |
| 29 | 20N-70-11280 | SPACER¤ 1.0MM | 10001- | |
| 30 | 20T-870-1670 | PLATE¤ CAUTION,BREAKER | 10001- |